Steering Angle Sensor Communication Stop Mode [06/2016 - ]: Procedure

1. Disconnect the cable from the negative (-) battery terminal.
2. Disconnect the D56 steering angle sensor (spiral cable sub-assembly) connector.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

3. Measure the resistance according to the value(s) in the table below.

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   D56-3 (CANH) - D56-2 (CANL)	Cable disconnected from negative (-) battery terminal	57 to 63 Ω

   TEXT IN ILLUSTRATION
   
   

   *a	Front view of wire harness connector (to Steering Angle Sensor (Spiral Cable Sub-assembly))

Result: 

NG 

REPAIR OR REPLACE CAN BRANCH LINE OR CONNECTOR (SPIRAL CABLE WITH SENSOR SUB-ASSEMBLY) 

Result: 

OK 

See step  2

1. Measure the resistance according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Standard Resistance

   Tester Connection	Condition	Specified Condition
   D56-1 (ESS) - Body ground	Cable disconnected from negative (-) battery terminal	Below 1 Ω

   TEXT IN ILLUSTRATION
   
   

   *a	Front view of wire harness connector (to Steering Angle Sensor (Spiral Cable Sub-assembly))

2. Connect the cable to the negative (-) battery terminal.
3. Measure the voltage according to the value(s) in the table below.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   Standard Voltage

   Tester Connection	Switch Condition	Specified Condition
   D56-4 (IG1) - Body ground	Ignition switch ON	11 to 14 V

   TEXT IN ILLUSTRATION
   
   

   *a	Front view of wire harness connector (to Steering Angle Sensor (Spiral Cable Sub-assembly))

Result: 

OK 

REPLACE STEERING ANGLE SENSOR (SPIRAL CABLE SUB-ASSEMBLY) 

(Refer to REMOVAL [06/2016 - 03/2017] , or refer to REMOVAL [03/2017 - ] )

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR (POWER SOURCE CIRCUIT)